• MARINE STEEL 0071 MARINE STEEL 0071 MARINE STEEL 0071
    HVG MARINE STEEL 0071

    HVG MARINE STEEL 0071: Standard Bulb Flats

    The Bulb flats provided are steel sections made of marine steel according to standard GB/T9945-2012. They are the plate stiffener of choice for the shipbuilding industry due to their excellent strength to weight ratio and the fact that their shape prevents the build up of corrosive debris. Up to 20% of the ship’s hull steel could possibly employ these sections and they are used in both commercial and military vessels. The standard bulb flats offered are produced by top steel mills with highest quality management standard. The bulb flats are manufactured from steel complying with the requirements of shipbuilding classification societies, and the available steel grades are CCSA, CCSB, CCSD, CCSE, AH32, AH36, AH40, DH32, DH36, DH40, EH32, EH36, EH40… Besides, we are capable of providing various dimensions. The length of bulb flats can be customized. If you are interested in our bulb flats, welcome to contact us. If you have any questions, please feel free to call us.

    Profile of Bulb Flats

    Technical specification:

    • Dimensions

    Model

    Nominal Dimension

    mm

    b t h r1 r
    80×5 80 5 19 4 ≦1.5
    80×6 80 6 20 4 ≦2
    100×7 100 7 22.5 4.5 ≦2
    100×8 100 8 23.5 4.5 ≦2
    120×6 120 6 23 5 ≦2
    120×7 120 7 24 5 ≦2
    120×8 120 8 25 5 ≦2
    140×7 140 7 26 5.5 ≦2
    140×8 140 8 27 5.5 ≦2
    140×10 140 10 29 5.5 ≦3
    160×7 160 7 29 6 ≦2
    160×8 160 8 30 6 ≦2
    160×9 160 9 31 6 ≦2
    160×11 160 11 33 6 ≦3
    180×8 180 8 33 7 ≦2
    180×9 180 19 34 7 ≦2
    180×10 180 10 35 7 ≦3
    180×11 180 11 36 7 ≦3
    200×9 200 9 37 8 ≦2
    200×10 200 10 38 8 ≦3
    200×11 200 11 39 8 ≦3
    200×12 200 12 40 8 ≦3
    220×10 220 10 41 9 ≦3
    220×11 220 11 42 9 ≦3
    220×12 220 12 43 9 ≦3
    240×10 240 10 44 10 ≦3
    240×11 240 11 45 10 ≦3
    240×12 240 12 46 10 ≦3
    260×10 260 10 47 11 ≦3
    260×11 260 11 48 11 ≦3
    260×12 260 12 49 11 ≦3
    280×11 280 11 51 12 ≦3
    280×12 280 12 52 12 ≦3
    280×13 280 13 53 12 ≦3
    300×11 300 11 54 13 ≦3
    300×12 300 12 55 13 ≦3
    300×13 300 13 56 13 ≦3
    320×12 320 12 58 14 ≦3
    320×13 320 13 59 14 ≦3
    320×14 320 14 60 14 ≦4
    340×12 340 12 61 15 ≦3
    340×13 340 13 62 15 ≦3
    340×14 340 14 63 15 ≦4
    370×13 370 13 66.5 16.5 ≦3
    370×14 370 14 67.5 16.5 ≦4
    370×15 370 15 68.5 16.5 ≦4
    400×14 400 14 72 18 ≦4
    400×15 400 15 73 18 ≦4
    400×16 400 16 74 18 ≦4
    430×14 430 14 76.5 19.5 ≦4
    430×15 430 15 77.5 19.5 ≦4
    430×17 430 17 79.5 19.5 ≦4
    430×19 430 19 81.5 19.5 ≦4
    430×20 430 20 82.5 19.5 ≦4